Home / 661,998.60-992,725.74-262,584.36

Finding the Fourth Proportional to 661,998.60, 992,725.74 and 262,584.36

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Solution

The fourth proportional to 661,998.60, 992,725.74 and 262,584.36 is: 393,768.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,998.60 : 992,725.74 = 262,584.36 : x
  2. Step 2: Convert to fraction form
    661,998.60/992,725.74 = 262,584.36/x
  3. Step 3: Cross multiply
    661,998.60x = 992,725.74 × 262,584.36
  4. Step 4: Simplify right side
    661,998.60x = 260,674,253,093.43
  5. Step 5: Solve for x
    x = 260,674,253,093.43/661,998.60
  6. Step 6: Final answer
    x = 393,768.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.